The U.S. State Department approved the sale of Patriot anti-aircraft missile systems to Romania, according to a report from a Pentagon agency said.

The planned sale will be in the amount of $3.9 billion. The contract for providing the missile systems is with Raytheon Co. and Lockheed Martin. In total, seven systems will be sent to the country, as well as radar equipment, guidance systems and other necessary equipment.

“Romania will use the missile systems to strengthen defense and counter regional threats. The planned deal will strengthen the defense capabilities of the Romanian army with regard to opposing aggression and protecting NATO allies,” the ministry’s statement said.In addition, on July 11th the State Department also approved the sale of AGM-114R Hellfire missiles to the Netherlands and 120mm tank ammunition to Australia.

Earlier, on July 6th, the U.S. signed an agreement with Poland for the delivery of a Patriot missile defense system. The amount of the transaction is approximately $7.7 billion.